阿塞拜疆
现在展示: 阿塞拜疆 - (通用)邮票 (1919 - 2024) - 1 邮票.
2019
The 31st International Olympiad in Informatics - Baku, Azerbaijan
10. 八月 窗口管理器: 空缺 筛孔: 13½ x 13
![[The 31st International Olympiad in Informatics - Baku, Azerbaijan, 类型 ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Azerbaijan/Postage-stamps/1435-b.jpg)